Fires of Yavimaya [Mystery Booster] Worm The Aurora replaced the changelings'

The Aurora replaced the changelings' innocence with malice and their curiosity with hunger

where X is the discarded card's mana value

it deals 2 damage to target opponent and 2 damage to up to one target creature or planeswalker

Set: Ultimate Masters Type: Creature — Human Shaman Rarity: Common Cost: {3}{R} Haste

Set: Ice Age Type: Basic Land — Forest Rarity: Common ({T}: Add {G}

Fires of Yavimaya [Mystery Booster] Worm The Aurora replaced the changelings'Set: Mystery Booster Type: Enchantment Rarity: Uncommon Cost: {1}{R}{G} Creatures you control have haste. Sacrifice Fires of Yavimaya: Target creature gets +2 +2 until end of turn.